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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright (C) 2014 Facebook. All rights reserved.4 */5 6#ifndef BTRFS_REF_VERIFY_H7#define BTRFS_REF_VERIFY_H8 9#include <linux/types.h>10#include <linux/rbtree_types.h>11 12struct btrfs_fs_info;13struct btrfs_ref;14 15#ifdef CONFIG_BTRFS_FS_REF_VERIFY16 17#include <linux/spinlock.h>18 19int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info);20void btrfs_free_ref_cache(struct btrfs_fs_info *fs_info);21int btrfs_ref_tree_mod(struct btrfs_fs_info *fs_info,22 struct btrfs_ref *generic_ref);23void btrfs_free_ref_tree_range(struct btrfs_fs_info *fs_info, u64 start,24 u64 len);25 26static inline void btrfs_init_ref_verify(struct btrfs_fs_info *fs_info)27{28 spin_lock_init(&fs_info->ref_verify_lock);29 fs_info->block_tree = RB_ROOT;30}31#else32static inline int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info)33{34 return 0;35}36 37static inline void btrfs_free_ref_cache(struct btrfs_fs_info *fs_info)38{39}40 41static inline int btrfs_ref_tree_mod(struct btrfs_fs_info *fs_info,42 struct btrfs_ref *generic_ref)43{44 return 0;45}46 47static inline void btrfs_free_ref_tree_range(struct btrfs_fs_info *fs_info,48 u64 start, u64 len)49{50}51 52static inline void btrfs_init_ref_verify(struct btrfs_fs_info *fs_info)53{54}55 56#endif /* CONFIG_BTRFS_FS_REF_VERIFY */57 58#endif59